Joe Decides to Study How Insects Behave in Their Everyday

question 25

Multiple Choice

Joe decides to study how insects behave in their everyday life. He watches some ladybugs in his back yard, and codes whether they are either living alone, living in groups, or living in pairs. Joe's observational system is based on the use of which of the following?

• A) Archival data
• B) Content coding
• C) Behavioral categories
• D) Case analysis

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Definitions:

Chi-Square Test

A statistical method employed to ascertain whether a meaningful discrepancy exists between the anticipated frequencies and the actual frequencies across one or several categories.

Independence

In the context of probability and statistics, refers to events that have no influence on each other's likelihood of occurring.

Random Sample

A sample drawn from a population in such a way that every individual has an equal chance of being selected.

Blood Type

The classification of human blood based on the presence or absence of antibodies and inherited antigenic substances on the surface of red blood cells.